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libext2fs: use ext2fs_punch() to truncate quota file

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Use the new ext2fs_punch() call to truncate the quota file.  This also
eliminates the need to fix it to work with bigalloc.

Reviewed-by: Zheng Liu <wenqing.lz@taobao.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Darrick J. Wong 2013-12-14 19:52:40 -05:00 committed by Theodore Ts'o
parent 4c6fd9c20a
commit a9825cfe94
1 changed files with 3 additions and 16 deletions
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19
lib/quota/quotaio.c
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@ -98,19 +98,6 @@ void update_grace_times(struct dquot *q)
}
}
static int release_blocks_proc(ext2_filsys fs, blk64_t *blocknr,
e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)),
blk64_t ref_block EXT2FS_ATTR((unused)),
int ref_offset EXT2FS_ATTR((unused)),
void *private EXT2FS_ATTR((unused)))
{
blk64_t block;
block = *blocknr;
ext2fs_block_alloc_stats2(fs, block, -1);
return 0;
}
static int compute_num_blocks_proc(ext2_filsys fs, blk64_t *blocknr,
e2_blkcnt_t blockcnt EXT2FS_ATTR((unused)),
blk64_t ref_block EXT2FS_ATTR((unused)),
@ -135,9 +122,9 @@ errcode_t quota_inode_truncate(ext2_filsys fs, ext2_ino_t ino)
inode.i_dtime = fs->now ? fs->now : time(0);
if (!ext2fs_inode_has_valid_blocks2(fs, &inode))
return 0;
ext2fs_block_iterate3(fs, ino, BLOCK_FLAG_READ_ONLY, NULL,
release_blocks_proc, NULL);
err = ext2fs_punch(fs, ino, &inode, NULL, 0, ~0ULL);
if (err)
return err;
fs->flags &= ~EXT2_FLAG_SUPER_ONLY;
memset(&inode, 0, sizeof(struct ext2_inode));
} else {